TY  - BOOK
AU  - Elonka, Stephen M.,
TI  - Standard Boiler Operators : : Questions and Answers / 
SN  - 9780070992924
U1  - 621.183 
PY  - 2009///
CY  - New Delhi
PB  - Tata Mc Graw Hill
KW  - Mechanical Engineering
ER  -